Writing composite functions

12 questions

1. For the function \text{f}(x) if \text{f}(10)=35 then 10 is a value in the...
2. Simplify 3x + 12 - x - 7.
3. Simplify 4(x-3)+x-3.
4. Expand and simplify (x+5)^2+(x+5).
5. Expand and simplify 2(x+5)-(x+8).
6. If \text{f}(x)=5x, \text{g}(x)=3x+4 and \text{h}(x)=1-2x evaluate and order the below from greatest to smallest value.
7. __________ function is where another function is applied to the output of a function.
8. Match the notation to the correct language.
9. If {\text{f}}(x)=2x and {\text{g}}(x)=5x-1 then {\text{fg}}(5)=___.
10. If {\text{f}}(x)=2x and {\text{g}}(x)=5x-1 then {\text{gf}}(5)=___.
11. If {\text{f}}(x)=9x and {\text{g}}(x)=3-2x how do we express the function {\text{fg}}(x)?
12. If {\text{f}}(x)=x^2 and {\text{g}}(x)=3-2x, how do we express the function {\text{fg}}(x)?

License: OGL